Submission #63639

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
63639	2018-08-02 10:18:04	evpipis	Parachute rings (IOI12_rings)	C++11	100 / 100	2809 ms	122148 KiB

rings

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#include <bits/stdc++.h>
using namespace std;
//#define TEST
#define fi first
#define se second
#define mp make_pair
#define pb push_back
typedef long long ll;
typedef pair<int, int> ii;
const int len = 1e6+5;
int n, state, cycle, last;
int par[5][len], deg[5][len], sz[5][len], block[5][len], fine[5];
vector<int> adj[len];
vector<ii> edge;
int fin(int t, int i){
    if (par[t][i] == i) return i;
    return par[t][i] = fin(t, par[t][i]);
}
void join(int t, int i, int j){
    i = fin(t, i), j = fin(t, j);
    if (i == j) return;
    par[t][i] = j;
    sz[t][j] += sz[t][i];
}
 
 
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Compilation message (stderr)

rings.cpp: In function 'void build(int, int)':
rings.cpp:36:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < edge.size(); i++){
                     ~~^~~~~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 17 / 17
• Subtask 3: 18 / 18
• Subtask 4: 14 / 14
• Subtask 5: 31 / 31